| GM Holdings and Investments Ltd | Financial services | 2021 |
| Gmcsj Limited | Construction | 2015 |
| Gmhs Holdings Ltd | Financial services | 2018 |
| Gmms Property Management Limited | Health & social care | 2025 |
| GMS Hobby Game Logistics Ltd | Transport & logistics | 2019 |
| Go Dragy Motorsports Limited | Wholesale & retail | 2020 |
| Go Driver Logistics Ltd | Administrative & support | 2025 |
| Go Harder Promotions Limited | Arts & recreation | 2025 |
| Goated Gifts Limited | Extraterritorial | 2021 |
| Gobowen Cross Pharma Ltd | Wholesale & retail | 2025 |
| Gochildcare Limited | Education | 2024 |
| God's Orphans Limited | Wholesale & retail | 2020 |
| Godiva Bearings (Southern) Limited | Wholesale & retail | 1977 |
| Gofashiondirect Limited | Wholesale & retail | 2020 |
| Gogetflight Ltd | Administrative & support | 2026 |
| Gogi Motors Ltd | Wholesale & retail | 2023 |
| Gold Crest Housing Ltd | Hospitality | 2026 |
| Gold Home Store U.K Ltd | Wholesale & retail | 2019 |
| Gold Oak Windows Limited | Construction | 2019 |
| Gold POP Ltd | Wholesale & retail | 2012 |
| Goldbee Ltd | Wholesale & retail | 2019 |
| Golddin Limited | Real estate | 2026 |
| Golden Garden 88 Limited | Hospitality | 2024 |
| Golden Hour Tanning & Beauty Ltd | Other services | 2026 |
| Golden Senior Care Ltd | Health & social care | 2012 |
| Golden Touch Accomodations Ltd | Real estate | 2024 |
| Goldtwistmart Ltd | Administrative & support | 2019 |
| Goldustrees Ltd | Wholesale & retail | 2018 |
| Gole Limited | Hospitality | 2023 |
| Goliath Home World Limited | Manufacturing | 1987 |
| Good Decoration Poppy Flowers Ltd | Wholesale & retail | 2024 |
| Goodhead Consults Ltd | Wholesale & retail | 2019 |
| Goodies Outlet 2000 Ltd | Wholesale & retail | 2025 |
| Goodluck Constructions Ltd | Construction | 2021 |
| Goodluck Property Services Ltd | Real estate | 2026 |
| Goodship & Co Dental Associates Limited | Health & social care | 2017 |
| Gorilla Press Ltd | Professional & scientific | 2017 |
| Gorilla Press Social Media Ltd | Professional & scientific | 2019 |
| Gornal Athletic Football Club Ltd | Arts & recreation | 2022 |
| Gornal Community Football Club Limited | Arts & recreation | 2016 |
| Gornal Dynasty Chinese Takeaway Limited | Hospitality | 2025 |
| Gornal Print Studio Ltd | Manufacturing | 2024 |
| Gorol Transport Ltd | Transport & logistics | 2025 |
| Govi Construction Ltd | Construction | 2025 |
| Gowaya Ltd | Transport & logistics | 2025 |
| GP ADB Ltd | Professional & scientific | 2012 |
| GPL Holdings Ltd | Financial services | 2026 |
| GR Surfacing Ltd | Construction | 2025 |
| GR Tyres Ltd | Wholesale & retail | 2026 |
| Grace Therapies Ltd | Health & social care | 2022 |
| Gracie Barra (Wolverhampton) Ltd | Education | 2022 |
| Gracie Barra Redditch Ltd | Education | 2025 |
| Graham James Carpentry Limited | Construction | 2014 |
| Graham Whitehouse Autos Limited | Wholesale & retail | 2006 |
| Grainstocker Ltd | Wholesale & retail | 2018 |
| Grand Botanical Services Ltd | Hospitality | 2023 |
| Grand Botanical Staffing Ltd | Hospitality | 2023 |
| Grayskull Property Ltd | Real estate | 2023 |
| Grazebrook Homes Limited | Health & social care | 2004 |
| GRC INNOV8 Ltd | Construction | 2024 |
| Great Bridge Care Limited | Health & social care | 2019 |
| Great Ness Ltd | Manufacturing | 2021 |
| Grecaryn Ltd | Wholesale & retail | 2018 |
| Green BEE Recruitment Limited | Administrative & support | 2012 |
| Green Lanes Projects Limited | Health & social care | 2004 |
| Green Light Drive Ltd | Extraterritorial | 2024 |
| Green Mark Assessment Ltd | Real estate | 2026 |
| Green Team Dudley Limited | Health & social care | 2010 |
| Greener Lifestyle Limited | Construction | 2024 |
| Greengenuity Ltd | Wholesale & retail | 2019 |
| Greensphere Assessor Ltd | Construction | 2024 |
| Greenwich Fitness Limited | Arts & recreation | 2024 |
| Greg Ujejski Ltd | Wholesale & retail | 2025 |
| Greg Waterfield - the Mastic MAN Ltd | Construction | 2013 |
| Gribbly Ltd | Financial services | 2016 |
| Griff Ltd | Real estate | 2026 |
| Griffiths and Daughters Windows and Doors Ltd | Construction | 2025 |
| Griffiths Dynamic Resources Limited | Manufacturing | 2025 |
| Grimshaw Family Ltd | Administrative & support | 2023 |
| Grinle Ltd | Wholesale & retail | 2025 |
| Grintask Ltd | Wholesale & retail | 2018 |
| Grosvenor Property Maintenance Limited | Construction | 2014 |
| Grove Sports & Classic Ltd | Wholesale & retail | 2021 |
| Grow Business Advisory Ltd | Professional & scientific | 2026 |
| Grsr Ltd | Transport & logistics | 2020 |
| Grundorf UK Limited | Wholesale & retail | 2002 |
| GS Web Applications Limited | Information & communication | 2014 |
| GSD Midlands Ltd | Education | 2025 |
| GSP Construction (Midlands) Limited | Construction | 2012 |
| GSS Platinum Care Services Limited | Health & social care | 2023 |
| Gssp Solutions Ltd | Construction | 2025 |
| GT Civil's Group Ltd | Construction | 2019 |
| GT Electrics West Midlands Ltd | Construction | 2026 |
| GTD Asset Management Limited | Administrative & support | 2014 |
| GTP Leisure Limited | Arts & recreation | 2019 |
| Guest Tiling Limited | Construction | 2016 |
| Gulwant Transport Ltd | Transport & logistics | 2023 |
| Gurbaaz Courier Ltd | Transport & logistics | 2023 |
| Gurbax Properties Limited | Real estate | 2026 |
| Gurdwara Guru TEG Bahadur Singh Trading Limited | Construction | 2017 |